250256873 has 2 divisors, whose sum is σ = 250256874. Its totient is φ = 250256872.

The previous prime is 250256849. The next prime is 250256957. The reversal of 250256873 is 378652052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139523344 + 110733529 = 11812^2 + 10523^2 .

It is a cyclic number.

It is not a de Polignac number, because 250256873 - 2¹⁸ = 249994729 is a prime.

It is not a weakly prime, because it can be changed into another prime (250258873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125128436 + 125128437.

It is an arithmetic number, because the mean of its divisors is an integer number (125128437).

Almost surely, 2^250256873 is an apocalyptic number.

It is an amenable number.

250256873 is a deficient number, since it is larger than the sum of its proper divisors (1).

250256873 is an equidigital number, since it uses as much as digits as its factorization.

250256873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 250256873 is about 15819.5092528182. The cubic root of 250256873 is about 630.1762108923.

The spelling of 250256873 in words is "two hundred fifty million, two hundred fifty-six thousand, eight hundred seventy-three".